/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.apache.karaf.examples.command.completers;

import org.apache.karaf.examples.command.api.Booking;
import org.apache.karaf.examples.command.api.BookingService;
import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.action.lifecycle.Service;
import org.apache.karaf.shell.api.console.CommandLine;
import org.apache.karaf.shell.api.console.Completer;
import org.apache.karaf.shell.api.console.Session;
import org.apache.karaf.shell.support.completers.StringsCompleter;

import java.util.List;

@Service
public class BookingIdCompleter implements Completer {

    @Reference
    private BookingService bookingService;

    @Override
    public int complete(Session session, CommandLine commandLine, List<String> candidates) {
        StringsCompleter delegate = new StringsCompleter();
        for (Booking booking : bookingService.list()) {
            delegate.getStrings().add(String.valueOf(booking.getId()));
        }
        return delegate.complete(session, commandLine, candidates);
    }

}
